@Wayne-TP Thanks! So the best practice is to backup the footage then replace the disk straightaway.

I'm planning to replace the current hard drive installed on my H500. Is there a way to replace the hard drive without loosing the data? I understand there's a USB backup option, but is there a...

@Wayne-TP That is awesome. Thanks!

@Wayne-TP Thanks! One more thing, will the cameras switch the destination automatically if they detected the wifi has broken?

@Wayne-TP Thanks. So on the other hand, it can be used for recording while the wifi has been interrupted. The SD card will only be used as a backup solution.

I have C425 and T41. I also want to purchase a hub (h500) to centralized the recorded videos. I also wish to let the camera record the footage on SD cards simultaneously in case of the wifi has been...